Tenet Healthcare Corporation · Los Alamitos, CA
1 of 5
CMS star rating
172
Beds
8,660
Inpatient discharges a year
$282.7M
Net patient revenue a year
35
In-network payers
Los Alamitos Medical Center is a 172-bed proprietary hospital in Los Alamitos, CA, affiliated with Tenet Healthcare Corporation. Below you'll find publicly disclosed negotiated rates and facility details, including 35 in-network payers and 329 disclosed rate categories.
The 24 services Los Alamitos Medical Center most likely performs, ranked by likely volume and what it is paid. Each service names one insurer. * marks hidden insurer names; A, B and C rank the remaining rates from low to high and reset for each service.
Book a demo to see hidden insurer names, more payer rates, and hospital data, or start a free trial.
Childbirth · Inpatient
MS-DRG 807
$9,170 - $21,426
from 4 insurers · median $15,122
CMS lists this service as CPT 59400, the obstetrician's global fee. The hospital bills the delivery stay as MS-DRG 807, so these are facility case rates.
Hospital reports neonatal nursery services to CMS
Childbirth · Inpatient
MS-DRG 788
$15,310 - $47,535
from 4 insurers · median $22,089
CMS lists this service as CPT 59510, the obstetrician's global fee. The hospital bills the delivery stay as MS-DRG 788, so these are facility case rates.
Hospital reports neonatal nursery services to CMS
CT imaging
CPT 74177
$1,286 - $4,167
from 4 insurers · median $3,508
Common here, based on CMS Medicare volume
Gynecology
CPT 58558
$6,625 - $23,639
from 4 insurers · median $12,946
12 Medicare claims in Level 4 Gynecologic Procedures (CMS 2024)
Medicine & Surgery
CPT 49505
$7,083 - $27,322
from 4 insurers · median $9,636
76 Medicare claims in Level 1 Abdominal/Peritoneal/Biliary and Related Procedures (CMS 2024)
Cardiology and vascular testing
CPT 93306
$1,635 - $4,991
from 4 insurers · median $3,004
Common here, based on CMS Medicare volume
CT imaging
CPT 74176
$1,398 - $3,129
from 4 insurers · median $2,361
Common here, based on CMS Medicare volume
Childbirth · Inpatient
MS-DRG 807
$9,170 - $21,426
from 4 insurers · median $15,122
CMS lists this service as CPT 59610, the obstetrician's global fee. The hospital bills the delivery stay as MS-DRG 807, so these are facility case rates.
Hospital reports neonatal nursery services to CMS
Medicine & Surgery
CPT 47562
$9,560 - $24,526
from 4 insurers · median $14,945
34 Medicare claims in Level 1 Laparoscopy and Related Services (CMS 2024)
Medicine & Surgery · Inpatient
MS-DRG 216
$34,415 - $250,055
from 4 insurers · median $107,760
Hospital reports cardiac thoracic surgery services to CMS
Medicine & Surgery · Inpatient
MS-DRG 460
$53,260 - $219,101
from 4 insurers · median $103,166
Hospital reports neurosurgical services to CMS
Digestive procedures
CPT 43239
$2,795 - $13,426
from 4 insurers · median $3,145
Common here, based on CMS Medicare volume
CT imaging
CPT 70450
$281 - $1,828
from 4 insurers · median $767
Common here, based on CMS Medicare volume
Mammography
CPT 77067
$180 - $1,185
from 4 insurers · median $641
Common here, based on CMS Medicare volume
Digestive procedures
CPT 45380
$2,483 - $3,860
from 4 insurers · median $3,201
Common here, based on CMS Medicare volume
Digestive procedures
CPT 45385
$2,888 - $6,391
from 4 insurers · median $3,688
Common here, based on CMS Medicare volume
CT imaging
CPT 71275
$1,485 - $2,641
from 3 insurers · median $2,138
Common here, based on CMS Medicare volume
Digestive procedures
CPT 49650
$10,454 - $24,526
from 4 insurers · median $14,617
34 Medicare claims in Level 1 Laparoscopy and Related Services (CMS 2024)
Nuclear imaging
CPT 78815
$4,348 - $6,725
from 4 insurers · median $6,146
Common here, based on CMS Medicare volume
Medicine & Surgery · Inpatient
MS-DRG 473
$13,641 - $124,388
from 4 insurers · median $65,744
Hospital reports neurosurgical services to CMS
Gynecology
CPT 58571
$12,168 - $31,037
from 4 insurers · median $19,385
12 Medicare claims in Level 2 Laparoscopy and Related Services (CMS 2024)
Urology
CPT 50590
$11,824 - $17,281
from 4 insurers · median $12,526
62 Medicare claims in Level 4 Urology and Related Services (CMS 2024)
MRI imaging
CPT 70551
$387 - $3,399
from 4 insurers · median $2,252
Common here, based on CMS Medicare volume
Orthopedics and pain
CPT 63030
$12,846 - $32,481
from 4 insurers · median $23,617
44 Medicare claims in Level 4 Musculoskeletal Procedures (CMS 2024)
Median rate as a percent of Medicare across the outpatient services above, and how many services sit above or below the same insurer's median at nearby hospitals. * marks hidden insurer names. These table labels track the same insurers across services; the labels on each service card reset.
| Insurer | Services | Median % of Medicare | Above nearby | Below nearby |
|---|---|---|---|---|
| Insurer A* | 24 | 471% | 15 | 3 |
| Insurer B* | 24 | 455% | 6 | 1 |
| Insurer C* | 23 | 293% | 17 | 1 |
| Insurer D* | 24 | 288% | 8 | 0 |
How we chose these services: 7 appear in this hospital's own Medicare claims, 11 are common here based on CMS Medicare volume, and 6 are typical for the service lines it reports to CMS. Rates come from insurer and hospital price transparency files as of October 2026. Rates under a quarter of Medicare or over 20 times Medicare are left out as likely physician-fee rows or file errors. Book a demo to see all 300 CMS shoppable services for Los Alamitos Medical Center, or start a free trial.
Acceptance varies by plan and service. Confirm coverage with your insurer or the hospital's billing department.
Quality
1 of 5 stars
Doctors and services
No Medicare-funded residents
Finances
$282.7M net patient revenue
Ownership and leadership
Owned by The Regents Of The University Of California
The employer identification numbers (EINs) health plans and networks list for Los Alamitos Medical Center in the in-network rate files they publish, with the organization NPIs billed under each.
| Tax ID (EIN) | Plans and networks listing it | Organization NPIs |
|---|---|---|
| 75-2919839Los Alamitos Medical Center | 47Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Ambetter, Aspirus Health Plan and 42 more | 1568493922 University Of California Irvine1497780084 Los Alamitos Medical Center Inc. |
| 95-2226406(multi-state) University Of California Irvine | 42Aetna, Cigna, United Healthcare (incl Optum, Rocky Mountain, Health Plan of Nevada, Sierra Health), Allied Benefit Systems, Ambetter and 37 more | 1689608150 University Of California Irvine1184655581 University Of California Irvine1568493922 University Of California Irvineand 61 more |
Source: PayerPrice analysis of insurers' Transparency in Coverage in-network files. An EIN can cover several hospitals and clinics in a health system, and insurers sometimes list other organizations' NPIs under it.
3751 Katella Avenue, Los Alamitos, CA 90720
(562) 799-3220
How Los Alamitos Medical Center compares with other US facilities on the measures CMS publishes, mostly from Medicare patients.
Overall star rating
1 of 5
The lowest rating, shared by 6% of US hospitals
Combines death rates, safety, readmissions, patient experience and timely care
Death rates
No different on 7 measures
0 better, 7 no different, 0 worse than the US rate
Deaths within 30 days, such as after a heart attack, pneumonia or stroke
Safety
No different on 6 measures
0 better, 6 no different, 0 worse than the US rate
Infections, surgical complications and other harm in the hospital
Readmissions
Worse on 1 of 8 measures
0 better, 7 no different, 1 worse than the US rate
Patients back in the hospital or ER soon after leaving
Hospital-acquired condition penalty
Penalized
Among the worst-performing 25% of US hospitals
Medicare cuts payments 1% for the worst-performing 25% of hospitals on infections and injuries acquired in the hospital
Serious complications (PSI 90)
1.19
Higher than 89% of US hospitals
US median: 0.96
Risk-adjusted composite of complications such as bedsores, falls with hip fracture and blood clots after surgery; lower is better
Time in the ER before going home
238 min
Higher than 93% of US hospitals
US median: 148 min
Median minutes from arrival to leaving for ER patients who were sent home; lower is better
Sepsis care
59%
Lower than 64% of US hospitals
US median: 65%
Patients with severe sepsis or septic shock who got every step of the recommended early treatment; higher is better
| Measure | Result | Period |
|---|---|---|
| Overall star ratingCMS: Overall hospital quality star rating | 1 of 5 | |
| Death rates | No different on 7 measures | |
| Safety | No different on 6 measures | |
| Readmissions | Worse on 1 of 8 measures | |
| Hospital-acquired condition penaltyCMS: HAC Reduction Program payment reduction | Penalized | 2026 |
| Serious complications (PSI 90)CMS: Patient safety and adverse events composite (PSI 90) | 1.19 | 2022-07-01 to 2024-06-30 |
| Time in the ER before going homeCMS: Average (median) time patients spent in the emergency department before leaving from the visit, excluding patients transferred to another facility or psychiatric care/mental health patients. A lower number of minutes is better | 238 min | 2024-10-01 to 2025-09-30 |
| Sepsis careCMS: Appropriate care for severe sepsis and septic shock | 59% | 2024-10-01 to 2025-09-30 |
Source: CMS Provider Data Catalog, released 2026-08-13. US comparisons rank this facility among every facility CMS reports for each measure. See Medicare Care Compare.
How Medicare adjusts Los Alamitos Medical Center's inpatient payments for its readmissions, quality and cost results.
-0.34% on Medicare payments
Readmissions penalty
Hospital Readmissions Reduction Program adjustment for excess readmissions, as estimated in the FY 2027 IPPS final rule.
-0.92% on Medicare payments
Value-based purchasing
Hospital Value-Based Purchasing bonus or reduction for quality and cost, as estimated in the FY 2027 IPPS final rule.
Source: CMS IPPS final rule Impact File (FY 2027).
Each result CMS publishes for Los Alamitos Medical Center, beside the US median and the average of CA hospitals. The rank says what share of US hospitals the result is better or worse than; counts and confidence limits are not ranked.
Risk-adjusted 30-day death rates and surgical complications; lower is better.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Rate of complications for hip/knee replacement patients2023-04-01 to 2025-03-31 · 53 cases | 5.4 | 4.1 | 4.075 | Worse than 92% of US hospitals | |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality Rate2024-07-01 to 2025-06-30 · 2,782 cases | 3.6 | 3.9 | 3.81 | Better than 69% of US hospitals | |
| Death rate for heart attack patients2022-07-01 to 2025-06-30 · 113 cases | 14.1 | 11.8 | 11.57 | Worse than 97% of US hospitals | |
| Death rate for CABG surgery patients2022-07-01 to 2025-06-30 | Not Available | 2.379 | |||
| Death rate for COPD patients2022-07-01 to 2025-06-30 · 70 cases | 9.1 | 8.5 | 8.235 | Worse than 65% of US hospitals | |
| Death rate for heart failure patients2022-07-01 to 2025-06-30 · 281 cases | 9.7 | 11 | 10.29 | Better than 74% of US hospitals | |
| Death rate for pneumonia patients2022-07-01 to 2025-06-30 · 359 cases | 13.8 | 15.2 | 14.49 | Better than 71% of US hospitals | |
| Death rate for stroke patients2023-07-01 to 2025-06-30 · 391 cases | 10.9 | 11.6 | 11.57 | Better than 64% of US hospitals | |
| Pressure ulcer rate2022-07-01 to 2024-06-30 · 4,215 cases | 0.62 | 0.51 | 0.4818 | No Different Than the National Rate | Worse than 71% of US hospitals |
| Death rate among surgical inpatients with serious treatable complications2022-07-01 to 2024-06-30 · 62 cases | 180 | 173 | 171 | No Different Than the National Rate | Worse than 62% of US hospitals |
| Iatrogenic pneumothorax rate2022-07-01 to 2024-06-30 · 4,810 cases | 0.22 | 0.2 | 0.21 | No Different Than the National Rate | Worse than 74% of US hospitals |
| In-hospital fall-associated fracture rate2022-07-01 to 2024-06-30 · 4,741 cases | 0.3 | 0.27 | 0.261 | No Different Than the National Rate | Worse than 78% of US hospitals |
| Postoperative hemorrhage or hematoma rate2022-07-01 to 2024-06-30 · 845 cases | 2.78 | 2.29 | 2.308 | No Different Than the National Rate | Worse than 89% of US hospitals |
| Postoperative acute kidney injury requiring dialysis rate2022-07-01 to 2024-06-30 · 99 cases | 1.64 | 1.63 | 1.668 | No Different Than the National Rate | Worse than 50% of US hospitals |
| Postoperative respiratory failure rate2022-07-01 to 2024-06-30 · 100 cases | 13.55 | 8.88 | 9.555 | No Different Than the National Rate | Worse than 91% of US hospitals |
| Perioperative pulmonary embolism or deep vein thrombosis rate2022-07-01 to 2024-06-30 · 827 cases | 4.83 | 3.4 | 3.521 | No Different Than the National Rate | Worse than 95% of US hospitals |
| Postoperative sepsis rate2022-07-01 to 2024-06-30 · 75 cases | 5.93 | 5.105 | 5.495 | No Different Than the National Rate | Worse than 78% of US hospitals |
| Postoperative wound dehiscence rate2022-07-01 to 2024-06-30 · 197 cases | 1.64 | 1.72 | 1.796 | No Different Than the National Rate | Better than 80% of US hospitals |
| Abdominopelvic accidental puncture or laceration rate2022-07-01 to 2024-06-30 · 807 cases | 0.89 | 1.02 | 1.061 | No Different Than the National Rate | Better than 84% of US hospitals |
Unplanned returns to a hospital after a stay or an outpatient procedure; lower is better.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Hospital return days for heart attack patients2022-07-01 to 2025-06-30 · 92 cases | -11.3 | 4.2 | 11.09 | Better than 77% of US hospitals | |
| Hospital return days for heart failure patients2022-07-01 to 2025-06-30 · 297 cases | 15.5 | 1.25 | 7.901 | Worse than 69% of US hospitals | |
| Hospital return days for pneumonia patients2022-07-01 to 2025-06-30 · 371 cases | 24.9 | 3.85 | 16.67 | Worse than 77% of US hospitals | |
| Hybrid Hospital-Wide All-Cause Readmission Measure (HWR)2024-07-01 to 2025-06-30 | Not Available | ||||
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)2022-01-01 to 2024-12-31 · 805 cases | 12.4 | 12.9 | 12.91 | No Different Than the National Rate | Better than 79% of US hospitals |
| Rate of inpatient admissions for patients receiving outpatient chemotherapy2024-01-01 to 2024-12-31 · 32 cases | 9.9 | 10.7 | 11.39 | No Different Than the National Rate | Better than 75% of US hospitals |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy2024-01-01 to 2024-12-31 · 32 cases | 5 | 5.3 | 5.546 | No Different Than the National Rate | Better than 68% of US hospitals |
| Ratio of unplanned hospital visits after hospital outpatient surgery2024-01-01 to 2024-12-31 · 261 cases | 0.9 | 1 | 1.001 | No Different than expected | Better than 68% of US hospitals |
| Acute Myocardial Infarction (AMI) 30-Day Readmission Rate2023-07-01 to 2025-06-30 · 173 cases | 15.4 | 14.4 | 14.43 | Worse than 88% of US hospitals | |
| Rate of readmission for CABG2023-07-01 to 2025-06-30 | Not Available | 11.19 | |||
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patients2023-07-01 to 2025-06-30 · 114 cases | 21.1 | 19.8 | 19.94 | Worse than 89% of US hospitals | |
| Heart failure (HF) 30-Day Readmission Rate2023-07-01 to 2025-06-30 · 509 cases | 19.3 | 21.3 | 21.41 | Better than 95% of US hospitals | |
| Rate of readmission after hip/knee replacement2023-07-01 to 2025-06-30 · 55 cases | 6.4 | 5.8 | 5.612 | Worse than 80% of US hospitals | |
| Pneumonia (PN) 30-Day Readmission Rate2023-07-01 to 2025-06-30 · 559 cases | 16.5 | 17.2 | 17.7 | Better than 80% of US hospitals |
Standardized infection ratios (1 is the US baseline) and the counts behind them; lower is better.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Central Line Associated Bloodstream Infection (ICU + select Wards): Lower Confidence Limit2024-10-01 to 2025-09-30 | 0.558 | 0.172 | 0.2347 | No Different than National Benchmark | |
| Central Line Associated Bloodstream Infection (ICU + select Wards): Upper Confidence Limit2024-10-01 to 2025-09-30 | 4.234 | 1.504 | 1.834 | No Different than National Benchmark | |
| Central Line Associated Bloodstream Infection: Number of Device Days2024-10-01 to 2025-09-30 | 3,282 | 1,370 | 5,722 | No Different than National Benchmark | |
| Central Line Associated Bloodstream Infection (ICU + select Wards): Predicted Cases2024-10-01 to 2025-09-30 | 2.279 | 0.9835 | 5.638 | No Different than National Benchmark | |
| Central Line Associated Bloodstream Infection (ICU + select Wards): Observed Cases2024-10-01 to 2025-09-30 | 4 | 0 | 3.347 | No Different than National Benchmark | |
| Central Line Associated Bloodstream Infection (ICU + select Wards)2024-10-01 to 2025-09-30 | 1.755 | 0.484 | 0.5696 | No Different than National Benchmark | Worse than 96% of US hospitals |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Lower Confidence Limit2024-10-01 to 2025-09-30 | 0.277 | 0.138 | 0.2147 | No Different than National Benchmark | |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Upper Confidence Limit2024-10-01 to 2025-09-30 | 2.103 | 1.392 | 1.749 | No Different than National Benchmark | |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Number of Urinary Catheter Days2024-10-01 to 2025-09-30 | 6,622 | 1,799 | 5,308 | No Different than National Benchmark | |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Predicted Cases2024-10-01 to 2025-09-30 | 4.589 | 1.377 | 6.105 | No Different than National Benchmark | |
| Catheter Associated Urinary Tract Infections (ICU + select Wards): Observed Cases2024-10-01 to 2025-09-30 | 4 | 0 | 3.273 | No Different than National Benchmark | |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)2024-10-01 to 2025-09-30 | 0.872 | 0.399 | 0.5366 | No Different than National Benchmark | Worse than 84% of US hospitals |
| SSI - Colon Surgery: Lower Confidence Limit2024-10-01 to 2025-09-30 | 0.143 | 0.2345 | 0.32 | No Different than National Benchmark | |
| SSI - Colon Surgery: Upper Confidence Limit2024-10-01 to 2025-09-30 | 2.813 | 2.135 | 2.433 | No Different than National Benchmark | |
| SSI - Colon Surgery: Number of Procedures2024-10-01 to 2025-09-30 | 95 | 61 | 112 | No Different than National Benchmark | |
| SSI - Colon Surgery: Predicted Cases2024-10-01 to 2025-09-30 | 2.349 | 1.591 | 2.999 | No Different than National Benchmark | |
| SSI - Colon Surgery: Observed Cases2024-10-01 to 2025-09-30 | 2 | 1 | 2.368 | No Different than National Benchmark | |
| SSI - Colon Surgery2024-10-01 to 2025-09-30 | 0.851 | 0.7155 | 0.8107 | No Different than National Benchmark | Worse than 60% of US hospitals |
| SSI - Abdominal Hysterectomy: Lower Confidence Limit2024-10-01 to 2025-09-30 | Not Available | 0.2606 | |||
| SSI - Abdominal Hysterectomy: Upper Confidence Limit2024-10-01 to 2025-09-30 | Not Available | 3.273 | |||
| SSI - Abdominal Hysterectomy: Number of Procedures2024-10-01 to 2025-09-30 | 41 | 38 | 73.49 | ||
| SSI - Abdominal Hysterectomy: Predicted Cases2024-10-01 to 2025-09-30 | 0.329 | 0.328 | 0.6136 | ||
| SSI - Abdominal Hysterectomy: Observed Cases2024-10-01 to 2025-09-30 | 0 | 0 | 0.5911 | ||
| SSI - Abdominal Hysterectomy2024-10-01 to 2025-09-30 | Not Available | 0.7863 | |||
| MRSA Bacteremia: Lower Confidence Limit2024-10-01 to 2025-09-30 | 0.703 | 0.193 | 0.3103 | No Different than National Benchmark | |
| MRSA Bacteremia: Upper Confidence Limit2024-10-01 to 2025-09-30 | 3.607 | 1.855 | 2.305 | No Different than National Benchmark | |
| MRSA Bacteremia: Patient Days2024-10-01 to 2025-09-30 | 59,525 | 14,451 | 52,601 | No Different than National Benchmark | |
| MRSA Bacteremia: Predicted Cases2024-10-01 to 2025-09-30 | 3.46 | 0.567 | 3.111 | No Different than National Benchmark | |
| MRSA Bacteremia: Observed Cases2024-10-01 to 2025-09-30 | 6 | 0 | 2.166 | No Different than National Benchmark | |
| MRSA Bacteremia2024-10-01 to 2025-09-30 | 1.734 | 0.597 | 0.7784 | No Different than National Benchmark | Worse than 95% of US hospitals |
| Clostridium Difficile (C.Diff): Lower Confidence Limit2024-10-01 to 2025-09-30 | 0.164 | 0.127 | 0.1925 | Better than the National Benchmark | |
| Clostridium Difficile (C.Diff): Upper Confidence Limit2024-10-01 to 2025-09-30 | 0.67 | 0.747 | 0.9502 | Better than the National Benchmark | |
| Clostridium Difficile (C.Diff): Patient Days2024-10-01 to 2025-09-30 | 59,525 | 13,646 | 48,317 | Better than the National Benchmark | |
| Clostridium Difficile (C.Diff): Predicted Cases2024-10-01 to 2025-09-30 | 22.66 | 5.683 | 27.04 | Better than the National Benchmark | |
| Clostridium Difficile (C.Diff): Observed Cases2024-10-01 to 2025-09-30 | 8 | 2 | 9.99 | Better than the National Benchmark | |
| Clostridium Difficile (C.Diff)2024-10-01 to 2025-09-30 | 0.353 | 0.279 | 0.383 | Better than the National Benchmark | Worse than 61% of US hospitals |
How recent inpatients answered each survey question, with CMS's star rating per topic.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Room was "always" clean2024-10-01 to 2025-09-30 | Not Available | 72.2 | |||
| Room was "sometimes" or "never" clean2024-10-01 to 2025-09-30 | Not Available | 8.78 | |||
| Room was "usually" clean2024-10-01 to 2025-09-30 | Not Available | 19.02 | |||
| Cleanliness - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 86.82 | |||
| Cleanliness - star rating2024-10-01 to 2025-09-30 | Not Applicable | 3.514 | |||
| Nurses "always" communicated well2024-10-01 to 2025-09-30 | Not Available | 75.76 | |||
| Nurse communication - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 89.84 | |||
| Nurses "sometimes" or "never" communicated well2024-10-01 to 2025-09-30 | Not Available | 5.713 | |||
| Nurse communication - star rating2024-10-01 to 2025-09-30 | Not Applicable | 2.855 | |||
| Nurses "usually" communicated well2024-10-01 to 2025-09-30 | Not Available | 18.53 | |||
| Doctors "always" communicated well2024-10-01 to 2025-09-30 | Not Available | 75.81 | |||
| Doctor communication - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 89.11 | |||
| Doctors "sometimes" or "never" communicated well2024-10-01 to 2025-09-30 | Not Available | 7.043 | |||
| Doctor communication - star rating2024-10-01 to 2025-09-30 | Not Applicable | 2.688 | |||
| Doctors "usually" communicated well2024-10-01 to 2025-09-30 | Not Available | 17.15 | |||
| Staff "always" explained2024-10-01 to 2025-09-30 | Not Available | 58.95 | |||
| Communication about medicines - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 75.75 | |||
| Staff "sometimes" or "never" explained2024-10-01 to 2025-09-30 | Not Available | 21.56 | |||
| Communication about medicines - star rating2024-10-01 to 2025-09-30 | Not Applicable | 2.449 | |||
| Staff "usually" explained2024-10-01 to 2025-09-30 | Not Available | 19.48 | |||
| Discharge information - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 84.61 | |||
| No, staff "did not" give patients this information2024-10-01 to 2025-09-30 | Not Available | 15.03 | |||
| Discharge information - star rating2024-10-01 to 2025-09-30 | Not Applicable | 3.08 | |||
| Yes, staff "did" give patients this information2024-10-01 to 2025-09-30 | Not Available | 84.97 | |||
| No, staff "did not" give patients information about help after discharge2024-10-01 to 2025-09-30 | Not Available | 16.39 | |||
| Yes, staff "did" give patients information about help after discharge2024-10-01 to 2025-09-30 | Not Available | 83.61 | |||
| Doctors "always" explained things so they could understand2024-10-01 to 2025-09-30 | Not Available | 70.69 | |||
| Doctors "sometimes" or "never" explained things so they could understand2024-10-01 to 2025-09-30 | Not Available | 8.855 | |||
| Doctors "usually" explained things so they could understand2024-10-01 to 2025-09-30 | Not Available | 20.45 | |||
| Doctors "always" listened carefully2024-10-01 to 2025-09-30 | Not Available | 73.94 | |||
| Doctors "sometimes" or "never" listened carefully2024-10-01 to 2025-09-30 | Not Available | 7.637 | |||
| Doctors "usually" listened carefully2024-10-01 to 2025-09-30 | Not Available | 18.43 | |||
| Doctors "always" treated them with courtesy and respect2024-10-01 to 2025-09-30 | Not Available | 81.99 | |||
| Doctors "sometimes" or "never" treated them with courtesy and respect2024-10-01 to 2025-09-30 | Not Available | 4.958 | |||
| Doctors "usually" treated them with courtesy and respect2024-10-01 to 2025-09-30 | Not Available | 13.06 | |||
| Patients who gave a rating of "6" or lower (low)2024-10-01 to 2025-09-30 | Not Available | 10.01 | |||
| Patients who gave a rating of "7" or "8" (medium)2024-10-01 to 2025-09-30 | Not Available | 22.36 | |||
| Patients who gave a rating of "9" or "10" (high)2024-10-01 to 2025-09-30 | Not Available | 67.63 | |||
| Overall hospital rating - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 86.85 | |||
| Overall hospital rating - star rating2024-10-01 to 2025-09-30 | Not Applicable | 3.047 | |||
| Staff "always" explained new medications2024-10-01 to 2025-09-30 | Not Available | 72.06 | |||
| Staff "sometimes" or "never" explained new medications2024-10-01 to 2025-09-30 | Not Available | 10.94 | |||
| Staff "usually" explained new medications2024-10-01 to 2025-09-30 | Not Available | 17 | |||
| Nurses "always" explained things so they could understand2024-10-01 to 2025-09-30 | Not Available | 71.11 | |||
| Nurses "sometimes" or "never" explained things so they could understand2024-10-01 to 2025-09-30 | Not Available | 7.488 | |||
| Nurses "usually" explained things so they could understand2024-10-01 to 2025-09-30 | Not Available | 21.4 | |||
| Nurses "always" listened carefully2024-10-01 to 2025-09-30 | Not Available | 72.49 | |||
| Nurses "sometimes" or "never" listened carefully2024-10-01 to 2025-09-30 | Not Available | 6.121 | |||
| Nurses "usually" listened carefully2024-10-01 to 2025-09-30 | Not Available | 21.39 | |||
| Nurses "always" treated them with courtesy and respect2024-10-01 to 2025-09-30 | Not Available | 82.8 | |||
| Nurses "sometimes" or "never" treated them with courtesy and respect2024-10-01 to 2025-09-30 | Not Available | 3.779 | |||
| Nurses "usually" treated them with courtesy and respect2024-10-01 to 2025-09-30 | Not Available | 13.42 | |||
| "Always" quiet at night2024-10-01 to 2025-09-30 | Not Available | 47.5 | |||
| "Sometimes" or "never" quiet at night2024-10-01 to 2025-09-30 | Not Available | 17.79 | |||
| "Usually" quiet at night2024-10-01 to 2025-09-30 | Not Available | 34.71 | |||
| Quietness - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 74.85 | |||
| Quietness - star rating2024-10-01 to 2025-09-30 | Not Applicable | 2.203 | |||
| "NO", patients would not recommend the hospital (they probably would not or definitely would not recommend it)2024-10-01 to 2025-09-30 | Not Available | 7.623 | |||
| "YES", patients would definitely recommend the hospital2024-10-01 to 2025-09-30 | Not Available | 68.6 | |||
| Recommend hospital - linear mean score2024-10-01 to 2025-09-30 | Not Applicable | 85.85 | |||
| "YES", patients would probably recommend the hospital2024-10-01 to 2025-09-30 | Not Available | 23.77 | |||
| Recommend hospital - star rating2024-10-01 to 2025-09-30 | Not Applicable | 3.431 | |||
| Staff "always" explained possible side effects2024-10-01 to 2025-09-30 | Not Available | 45.33 | |||
| Staff "sometimes" or "never" explained possible side effects2024-10-01 to 2025-09-30 | Not Available | 32.51 | |||
| Staff "usually" explained possible side effects2024-10-01 to 2025-09-30 | Not Available | 22.16 | |||
| Summary star rating2024-10-01 to 2025-09-30 | Not Applicable | 2.859 | |||
| No, staff "did not" give patients information about possible symptoms2024-10-01 to 2025-09-30 | Not Available | 13.94 | |||
| Yes, staff "did" give patients information about possible symptoms2024-10-01 to 2025-09-30 | Not Available | 86.06 |
How often the hospital gave recommended care, and how fast.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Emergency department volume2024-01-01 to 2024-12-31 | medium | ||||
| Global Malnutrition Composite Score2024-01-01 to 2024-12-31 | Not Available | ||||
| Global Malnutrition Composite Score: Malnutrition Diagnosis Documented2024-01-01 to 2024-12-31 | Not Available | ||||
| Global Malnutrition Composite Score: Malnutrition Risk Screening2024-01-01 to 2024-12-31 | Not Available | ||||
| Global Malnutrition Composite Score: Nutrition Assessment2024-01-01 to 2024-12-31 | Not Available | ||||
| Global Malnutrition Composite Score: Nutritional Care Plan2024-01-01 to 2024-12-31 | Not Available | ||||
| Hospital Harm - Severe Hyperglycemia2024-01-01 to 2024-12-31 · 16,139 cases | 8 | 8 | 8.289 | Better than 47% of US hospitals | |
| Hospital Harm - Severe Hypoglycemia2024-01-01 to 2024-12-31 · 1,024 cases | 2 | 1 | 1.008 | Worse than 72% of US hospitals | |
| Hospital Harm - Opioid Related Adverse Events2024-01-01 to 2024-12-31 | Not Available | 0.1852 | |||
| Healthcare workers given influenza vaccination2024-10-01 to 2025-03-31 · 2,052 cases | 81 | 79 | 69.96 | Better than 52% of US hospitals | |
| Average (median) time all patients spent in the emergency department before leaving from the visit, including psychiatric/mental health patients and patients who were transferred to another facility. A lower number of minutes is better2024-10-01 to 2025-09-30 · 358 cases | 238 | 154 | 187 | Worse than 92% of US hospitals | |
| Average (median) time patients spent in the emergency department before leaving from the visit, excluding patients transferred to another facility or psychiatric care/mental health patients. A lower number of minutes is better2024-10-01 to 2025-09-30 · 341 cases | 238 | 148 | 182 | Worse than 93% of US hospitals | |
| Average (median) time psychiatric/mental health patients spent in the emergency department before leaving from the visit. A lower number of minutes is better2024-10-01 to 2025-09-30 | Not Available | 282 | |||
| Average (median) time patients spent in the emergency department before being transferred to another facility. A lower number of minutes is better2024-10-01 to 2025-09-30 | Not Available | 411 | |||
| Left before being seen2024-01-01 to 2024-12-31 · 36,003 cases | 1 | 1 | 2.162 | Better than 42% of US hospitals | |
| Head CT results2024-10-01 to 2025-09-30 | Not Available | 75.06 | |||
| Endoscopy/polyp surveillance: appropriate follow-up interval for normal colonoscopy in average risk patients2024-01-01 to 2024-12-31 · 36 cases | 92 | 97 | 92.55 | Worse than 72% of US hospitals | |
| Improvement in Patient's Visual Function within 90 Days Following Cataract Surgery2024-01-01 to 2024-12-31 | Not Available | 80 | |||
| ST-Segment Elevation Myocardial Infarction (STEMI)2024-01-01 to 2024-12-31 | Not Available | 48.75 | |||
| Safe Use of Opioids - Concurrent Prescribing2024-01-01 to 2024-12-31 · 1,629 cases | 16 | 15 | 13.67 | Worse than 57% of US hospitals | |
| Appropriate care for severe sepsis and septic shock2024-10-01 to 2025-09-30 · 243 cases | 59 | 65 | 68.8 | Worse than 64% of US hospitals | |
| Septic Shock 3-Hour Bundle2024-10-01 to 2025-09-30 · 76 cases | 57 | 73 | 76.38 | Worse than 81% of US hospitals | |
| Septic Shock 6-Hour Bundle2024-10-01 to 2025-09-30 · 32 cases | 94 | 88 | 86.64 | Better than 69% of US hospitals | |
| Severe Sepsis 3-Hour Bundle2024-10-01 to 2025-09-30 · 243 cases | 79 | 82 | 82.89 | Worse than 60% of US hospitals | |
| Severe Sepsis 6-Hour Bundle2024-10-01 to 2025-09-30 · 137 cases | 96 | 94 | 93.98 | Better than 60% of US hospitals | |
| Discharged on Antithrombotic Therapy2024-01-01 to 2024-12-31 | Not Available | 93.4 | |||
| Anticoagulation Therapy for Atrial Fibrillation/Flutter2024-01-01 to 2024-12-31 | Not Available | 70.68 | |||
| Antithrombotic Therapy by End of Hospital Day 22024-01-01 to 2024-12-31 | Not Available | 89.93 | |||
| Venous Thromboembolism Prophylaxis2024-01-01 to 2024-12-31 · 4,983 cases | 83 | 90 | 86.9 | Worse than 65% of US hospitals | |
| Intensive Care Unit Venous Thromboembolism Prophylaxis2024-01-01 to 2024-12-31 | Not Available | 94.78 |
How often scans were ordered when they may not be needed; lower is better.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Abdomen CT Use of Contrast Material2024-07-01 to 2025-06-30 | 7.7 | 5 | 4.959 | Worse than 75% of US hospitals | |
| Breast Cancer Screening Recall Rates2024-07-01 to 2025-06-30 | 8.3 | 6.6 | 8.417 | Worse than 70% of US hospitals |
Medicare spending around an inpatient stay compared with the US (1 is the US median).
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| Medicare hospital spending per patient (Medicare Spending per Beneficiary)2024-01-01 to 2024-12-31 | 1.03 | 0.99 | 1.024 | Worse than 70% of US hospitals |
The scores Medicare uses to raise or lower inpatient payments; higher is better.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| VBP clinical outcomes domain scoreFY 2026 | 17.5 | 20 | 30.07 | Worse than 54% of US hospitals | |
| VBP clinical outcomes weighted domain scoreFY 2026 | 4.375 | 5 | 7.571 | Worse than 55% of US hospitals | |
| VBP efficiency and cost reduction domain scoreFY 2026 | 0 | 10 | 16.48 | The worst result, shared by 43% of US hospitals | |
| VBP efficiency and cost reduction weighted domain scoreFY 2026 | 0 | 2.5 | 4.567 | The worst result, shared by 43% of US hospitals | |
| VBP person and community engagement domain scoreFY 2026 | 7 | 34 | 28.67 | Worse than 98% of US hospitals | |
| VBP person and community engagement weighted domain scoreFY 2026 | 1.75 | 8.75 | 7.519 | Worse than 98% of US hospitals | |
| VBP safety domain scoreFY 2026 | 38.33 | 40 | 45.16 | Worse than 52% of US hospitals | |
| VBP safety weighted domain scoreFY 2026 | 9.583 | 10 | 11.79 | Worse than 53% of US hospitals | |
| VBP total performance scoreFY 2026 | 15.71 | 29.5 | 30.43 | Worse than 94% of US hospitals |
| By fiscal year | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | FY 2026 |
|---|---|---|---|---|---|---|
| VBP clinical outcomes domain score | 56 | 40 | 30 | 20 | 15 | 17.5 |
| VBP clinical outcomes weighted domain score | 14 | 10 | 7.5 | 5 | 3.75 | 4.375 |
| VBP efficiency and cost reduction domain score | 0 | Not Available | 20 | 20 | 0 | 0 |
| VBP efficiency and cost reduction weighted domain score | 0 | Not Available | 5 | 5 | 0 | 0 |
| VBP person and community engagement domain score | 12 | Not Available | Not Available | 0 | 0 | 7 |
| VBP person and community engagement weighted domain score | 3 | Not Available | Not Available | 0 | 0 | 1.75 |
| VBP safety domain score | 36 | Not Available | Not Available | 2 | 34 | 38.33 |
| VBP safety weighted domain score | 9 | Not Available | Not Available | 0.5 | 8.5 | 9.583 |
| VBP total performance score | 26 | Not Available | Not Available | 10.5 | 12.25 | 15.71 |
Excess readmission ratios by condition; above 1 means more readmissions than expected.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| READM-30-AMI-HRRP2021-07-01 to 2024-06-30 · 87 cases | 1.06 | 0.9995 | 1.015 | Worse than 83% of US hospitals | |
| READM-30-CABG-HRRP2021-07-01 to 2024-06-30 | N/A | 1.005 | |||
| READM-30-COPD-HRRP2021-07-01 to 2024-06-30 · 77 cases | 1.042 | 0.9969 | 1.002 | Worse than 82% of US hospitals | |
| READM-30-HF-HRRP2021-07-01 to 2024-06-30 · 287 cases | 0.9412 | 0.9983 | 1.017 | Better than 84% of US hospitals | |
| READM-30-HIP-KNEE-HRRP2021-07-01 to 2024-06-30 | 1.484 | 0.9916 | 0.9788 | Worse than 99% of US hospitals | |
| READM-30-PN-HRRP2021-07-01 to 2024-06-30 · 312 cases | 0.9813 | 0.9955 | 1.026 | Better than 60% of US hospitals |
| By fiscal year | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | FY 2026 |
|---|---|---|---|---|---|---|
| READM-30-AMI-HRRP | 1.024 | 1.05 | 1.026 | 1.001 | 0.9607 | 1.06 |
| READM-30-CABG-HRRP | N/A | N/A | N/A | N/A | N/A | N/A |
| READM-30-COPD-HRRP | 1.018 | 1.081 | 1.028 | 1.001 | 1.021 | 1.042 |
| READM-30-HF-HRRP | 1.053 | 1.045 | 0.9953 | 0.9128 | 0.8854 | 0.9412 |
| READM-30-HIP-KNEE-HRRP | 1.246 | 1.111 | 1.02 | N/A | N/A | 1.484 |
| READM-30-PN-HRRP | 1.015 | 1.029 | 1.065 | 1.032 | 1.024 | 0.9813 |
Infection ratios, the PSI 90 composite and the total score Medicare ranks hospitals on; lower is better.
| Measure | Los Alamitos Medical Center | US median | CA average | CMS comparison | US rank |
|---|---|---|---|---|---|
| CAUTI standardized infection ratio2023-01-01 to 2024-12-31 | 1.234 | 0.489 | 0.6114 | Worse than 91% of US hospitals | |
| CDI standardized infection ratio2023-01-01 to 2024-12-31 | 0.761 | 0.346 | 0.449 | Worse than 90% of US hospitals | |
| CLABSI standardized infection ratio2023-01-01 to 2024-12-31 | 0.467 | 0.559 | 0.679 | Better than 59% of US hospitals | |
| HAC Reduction Program payment reductionFY 2026 | Yes | ||||
| MRSA standardized infection ratio2023-01-01 to 2024-12-31 | 0.872 | 0.6405 | 0.7204 | Worse than 69% of US hospitals | |
| Patient safety and adverse events composite (PSI 90)2022-07-01 to 2024-06-30 | 1.19 | 0.9628 | 0.9656 | Worse than 89% of US hospitals | |
| SSI standardized infection ratio2023-01-01 to 2024-12-31 | 0.838 | 0.7945 | 0.8116 | Worse than 53% of US hospitals | |
| Total HAC scoreFY 2026 | 0.7609 | -0.0453 | 0.02733 | Worse than 89% of US hospitals |
| By fiscal year | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | FY 2026 |
|---|---|---|---|---|---|---|
| HAC Reduction Program payment reduction | Yes | Yes | N/A | Yes | Yes | Yes |
| Total HAC score | 0.7547 | 1.237 | 0 | 1.606 | 1.258 | 0.7609 |
Source: CMS Care Compare hospital files, latest release 2026-09-30, with program results for earlier fiscal years from CMS's archived snapshots. US medians and ranks count every hospital CMS reports; state averages are plain means of the state's reporting hospitals, not CMS's patient-weighted state rates.
Source: CMS Provider of Services file, as reported by the hospital and state surveyors.
What Los Alamitos Medical Center reported to Medicare in its latest cost report, covering Jul 1, 2024 to Jun 30, 2025.
8,660
Inpatient discharges
Medicare 29%, Medicaid 2%
58,756
Inpatient days
94% of available bed days used
1,463
Employees (full-time equivalent)
Source: CMS cost report (HCRIS) (report 824462). Figures cover the reporting period, which is not always 12 months, and are self-reported.
Inpatient days and discharges Los Alamitos Medical Center reported by payer. Medicare and Medicaid include their managed care plans, shown separately below.
| Medicare | Medicaid | Other | Total | |
|---|---|---|---|---|
| Inpatient days | 16,208 | 1,335 | 41,213 | 58,756 |
| Discharges | 2,548 | 194 | 5,918 | 8,660 |
| Average length of stay | 6.4 days | 6.9 days | 7.0 days | 6.8 days |
| Average daily census | 44.4 | 3.7 | 112.9 | 161.0 |
19,269
Medicare Advantage days
2,957 discharges
7,341
Medicaid managed care days
954 discharges
6,019
Observation bed days
| Unit | Beds | Inpatient days | Medicare days | Occupancy |
|---|---|---|---|---|
| Adults & pediatrics | 155 | 52,966 | 14,696 | 94% |
| Intensive care unit | 17 | 5,790 | 1,512 | 93% |
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements. Worksheet S-3 Part I.
What Los Alamitos Medical Center treats Medicare patients for most often, in 2024. 1,537 Medicare discharges in 53 published DRGs; 7% surgical; 71% in DRGs with complications (CC or MCC).
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Septicemia or severe sepsis without MV >96 hours with MCCMS-DRG 871, medical | 209 | $253,101 | $17,126 | $31,638 | 1.98 |
| Heart failure and shock with MCCMS-DRG 291, medical | 103 | $165,329 | $10,847 | $20,666 | 1.28 |
| Respiratory infections and inflammations with MCCMS-DRG 177, medical | 78 | $201,223 | $14,400 | $25,153 | 1.70 |
| Septicemia or severe sepsis without MV >96 hours without MCCMS-DRG 872, medical | 49 | $153,003 | $8,507 | $19,125 | 1.03 |
| Simple pneumonia and pleurisy with MCCMS-DRG 193, medical | 48 | $208,478 | $11,164 | $26,060 | 1.33 |
| Intracranial hemorrhage or cerebral infarction with MCCMS-DRG 064, medical | 45 | $290,097 | $17,180 | $36,262 | 2.00 |
| Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with MCCMS-DRG 640, medical | 45 | $157,710 | $10,809 | $19,714 | 1.32 |
| Kidney and urinary tract infections without MCCMS-DRG 690, medical | 43 | $100,759 | $6,333 | $12,595 | 0.81 |
| Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes without MCCMS-DRG 641, medical | 38 | $94,667 | $6,056 | $11,833 | 0.78 |
| Esophagitis, gastroenteritis and miscellaneous digestive disorders without MCCMS-DRG 392, medical | 37 | $99,026 | $6,010 | $12,378 | 0.79 |
| Other kidney and urinary tract diagnoses with MCCMS-DRG 698, medical | 37 | $225,204 | $16,343 | $28,150 | 1.65 |
| Medical back problems without MCCMS-DRG 552, medical | 36 | $118,311 | $7,663 | $14,789 | 0.97 |
| Syncope and collapseMS-DRG 312, medical | 33 | $131,603 | $6,795 | $16,450 | 0.86 |
| Renal failure with MCCMS-DRG 682, medical | 33 | $217,159 | $12,268 | $27,145 | 1.50 |
| Kidney and urinary tract infections with MCCMS-DRG 689, medical | 29 | $142,680 | $9,557 | $17,835 | 1.17 |
| Infectious and parasitic diseases with o.r. procedures with MCCMS-DRG 853, surgical | 29 | $642,530 | $46,206 | $80,316 | 5.00 |
| Intracranial hemorrhage or cerebral infarction with CC or tpa in 24 hoursMS-DRG 065, medical | 28 | $138,281 | $7,769 | $17,285 | 1.02 |
| Cardiac arrhythmia and conduction disorders with CCMS-DRG 309, medical | 27 | $94,641 | $5,679 | $11,830 | 0.74 |
| Transient ischemia without thrombolyticMS-DRG 069, medical | 26 | $114,381 | $6,208 | $14,298 | 0.80 |
| Acute myocardial infarction, discharged alive with MCCMS-DRG 280, medical | 25 | $195,050 | $13,013 | $24,381 | 1.59 |
See all 53 Medicare inpatient DRGs at Los Alamitos Medical Center
Source: CMS Medicare Inpatient Hospitals by Provider and Service (2024 data, released 2026-04-10), traditional Medicare only; CMS omits DRGs with fewer than 11 discharges. Estimated cost is average charges times the hospital's Medicare cost-to-charge ratio from the IPPS Impact File. Weights are the MS-DRG relative weights for the same year.
The comprehensive outpatient service groups (APCs) Los Alamitos Medical Center billed Medicare for most in 2024: 1,093 services in all.
| Service group | Services | Patients | Average charges | Average Medicare payment | US average payment |
|---|---|---|---|---|---|
| Comprehensive Observation ServicesAPC 8011 | 185 | 178 | $60,918 | $2,664 | $2,090 |
| Level 2 Excision/ Biopsy/ Incision and DrainageAPC 5072 | 109 | 102 | $22,367 | $1,565 | $1,220 |
| Level 5 Urology and Related ServicesAPC 5375 | 98 | 95 | $77,852 | $5,065 | $3,918 |
| Level 2 Intraocular ProceduresAPC 5492 | 93 | 87 | $59,209 | $3,979 | $3,116 |
| Level 5 Musculoskeletal ProceduresAPC 5115 | 78 | 77 | $177,989 | $14,339 | $10,772 |
| Level 1 Abdominal/Peritoneal/Biliary and Related ProceduresAPC 5341 | 76 | 70 | $80,367 | $3,287 | $2,636 |
| Level 4 Urology and Related ServicesAPC 5374 | 62 | 60 | $65,439 | $3,358 | $2,629 |
| Level 4 Musculoskeletal ProceduresAPC 5114 | 44 | 44 | $117,380 | $7,157 | $5,339 |
| Level 3 Excision/ Biopsy/ Incision and DrainageAPC 5073 | 34 | 34 | $39,907 | $2,712 | $2,141 |
| Level 1 Laparoscopy and Related ServicesAPC 5361 | 34 | 34 | $87,802 | $5,646 | $4,358 |
See all 24 Medicare outpatient services at Los Alamitos Medical Center
Source: CMS Medicare Outpatient Hospitals by Provider and Service (2024 data, released 2026-06-24), comprehensive APCs for traditional Medicare; CMS omits services with fewer than 11 claims. The US average weights every hospital by its services.
ZIP codes with the most Medicare inpatient stays at Los Alamitos Medical Center in 2025. Market share is this hospital's part of every hospital's Medicare stays from the ZIP code. Its published Medicare stays went from 4,624 in 2020 to 2,574 in 2025.
| ZIP code | Stays | Of this hospital's stays | Days | Charges | Market share | Share in 2020 |
|---|---|---|---|---|---|---|
| 90740 | 484 | 19% | 2,994 | $114.2M | 23% | 50% |
| 90630 | 295 | 11% | 1,772 | $65.3M | 18% | 39% |
| 90720 | 185 | 7% | 1,135 | $41.7M | 25% | 53% |
| 90703 | 180 | 7% | 1,113 | $41.1M | 9% | 18% |
| 90808 | 163 | 6% | 1,019 | $35M | 13% | 30% |
| 90815 | 138 | 5% | 828 | $30.3M | 10% | 22% |
| 90803 | 113 | 4% | 551 | $21.4M | 11% | 20% |
| 92845 | 111 | 4% | 641 | $26.1M | 17% | 43% |
| 90620 | 109 | 4% | 659 | $25.8M | 6% | 10% |
| 90715 | 83 | 3% | 688 | $24.9M | 15% | 30% |
| 90680 | 70 | 3% | 545 | $18M | 6% | 12% |
| 90716 | 64 | 2% | 357 | $14.6M | 19% | 56% |
| 90713 | 62 | 2% | 357 | $13.2M | 7% | 17% |
| 92804 | 57 | 2% | 320 | $13.8M | 2% | 3% |
| 90706 | 47 | 2% | 314 | $13.4M | 2% | 5% |
| 92683 | 44 | 2% | 266 | $9.9M | 1% | 3% |
| 90623 | 43 | 2% | 266 | $10.7M | 8% | 30% |
| 90701 | 38 | 1% | 246 | $8.8M | 7% | 21% |
| 90805 | 36 | 1% | 280 | $10.2M | 1% | 2% |
| 90712 | 35 | 1% | 192 | $9.3M | 4% | 8% |
| 90650 | 33 | 1% | 192 | $7.4M | 1% | 3% |
| 90814 | 33 | 1% | 192 | $7M | 7% | 9% |
| 90804 | 24 | 1% | 197 | $7M | 3% | 5% |
| 90813 | 22 | 1% | 123 | $4.4M | 1% | 2% |
| 92649 | 21 | 1% | 100 | $4M | 1% | 4% |
Source: CMS Hospital Service Area file. Shares are of the 2,574 stays from ZIP codes CMS publishes; it omits ZIP codes with fewer than 11 stays, so market shares count published stays only.
Revenue, expenses and income Los Alamitos Medical Center reported to Medicare for Jul 1, 2024 to Jun 30, 2025. Percentages are of net patient revenue.
| Line | Amount | Share |
|---|---|---|
| Gross patient revenue (charges) | $3.1B | 1101.7% |
| Inpatient | $2B | 723.1% |
| Outpatient | $1.1B | 378.6% |
| Contractual allowances and discounts | -$2.8B | -1001.7% |
| Net patient revenue | $282.7M | 100.0% |
| Operating expenses | -$306.4M | -108.4% |
| Operating income from patient care | -$23.6M | -8.4% |
| Other income | $3.5M | 1.3% |
| Other expenses | -$1.3M | -0.5% |
| Net income | -$21.4M | -7.6% |
| Line | Amount | Share |
|---|---|---|
| Traditional Medicare | $641.5M | 20.6% |
| Medicaid (including managed care) | $319.2M | 10.2% |
| Other payers and self-pay | $2.2B | 69.2% |
| Total charges | $3.1B | 100.0% |
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements. Traditional Medicare is the program charges on Worksheets D-3 and D Part V; Medicaid is from Worksheet S-10.
Computed from Los Alamitos Medical Center's latest cost report.
-8.4%
Operating margin
Operating income from patient care / net patient revenue
-7.5%
Total margin
Net income / net patient revenue plus other income
56% of expenses
Personnel costs
Salaries, direct-care contract labor and core wage-related costs / operating expenses
$38.47
Average hourly wage
Adjusted salaries / paid hours (Worksheet S-3 Part II)
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements.
What Los Alamitos Medical Center owned and owed at the end of its reporting period (Jun 2025), across all fund types: $407M in total assets and a $299.5M fund balance.
| Line | Amount | Of total assets |
|---|---|---|
| Patient receivables, net | $55.5M | 13.6% |
| Inventory | $4.5M | 1.1% |
| Total current assets | $66.6M | 16.4% |
| Property and equipment, net of depreciation | $182.6M | 44.9% |
| Investments and other assets | $157.8M | 38.8% |
| Total assets | $407M | 100.0% |
| Current liabilities | $15M | 3.7% |
| Long-term debt | $1M | 0.2% |
| Total liabilities | $33.3M | 8.2% |
| Fund balance (net assets) | $299.5M | 73.6% |
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements. This report's assets do not equal its liabilities plus fund balance, so ratios based on it are not shown.
Care Los Alamitos Medical Center provided without full payment, as reported on Worksheet S-10 of its cost report.
$5.5M
Cost of charity care
Care for patients approved for charity care and uninsured discounts, at cost
$13.8M
Bad debt
Patient bills written off as uncollectible, at charges
$20M
Medicaid shortfall
Cost of Medicaid patients (charges times the cost-to-charge ratio) minus Medicaid payments; negative means a surplus
$22.1M
Total unreimbursed and uncompensated care
7.2% of operating expenses
Medicaid, CHIP and indigent care shortfalls plus charity care and the cost of bad debt (Worksheet S-10 line 31)
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements.
Los Alamitos Medical Center's full-year cost reports, by fiscal year end. Reports shorter than ten months are left out.
| Fiscal year ending | May 2020 | May 2021 | May 2022 | May 2023 | Mar 2024 | Jun 2025 |
|---|---|---|---|---|---|---|
| Net patient revenue | $202.7M | $223.3M | $226.4M | $239.9M | $203.5M | $282.7M |
| Operating expenses | $201.1M | $207.3M | $225.3M | $249.3M | $203.9M | $306.4M |
| Operating margin | 0.8% | 7.2% | 0.5% | -3.9% | -0.2% | -8.4% |
| Net income | $2.9M | $27M | $210,870 | -$3.8M | $711,527 | -$21.4M |
| Total assets | $156.8M | $168M | $167M | $158.5M | $154.3M | $407M |
| Discharges | 7,786 | 7,863 | 7,969 | 8,687 | 7,577 | 8,660 |
| Inpatient days | 37,651 | 43,240 | 48,648 | 54,214 | 44,241 | 58,756 |
| Medicare Advantage days | 11,872 | 14,028 | 15,850 | 20,289 | 17,268 | 19,269 |
| Beds | 150 | 172 | 172 | 172 | 172 | 172 |
| Employees (FTE) | 637 | 654 | 671 | 723 | 709 | 1,463 |
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements.
Each cost center Los Alamitos Medical Center reports, largest first. Total cost includes its share of overhead; the cost-to-charge ratio is total cost / charges.
| Department | Salaries | Total cost | Charges | Cost-to-charge | Square feet |
|---|---|---|---|---|---|
| Emergency | $7.9M | $32.2M | $239.6M | 0.13 | 8,532 |
| Operating room | $6.9M | $27.1M | $275.5M | 0.10 | 10,901 |
| Drugs charged to patients | $22M | $392.7M | 0.06 | ||
| Radiology-diagnostic | $4M | $17.9M | $116.3M | 0.15 | 19,003 |
| Laboratory | $4.5M | $17.7M | $457M | 0.04 | 7,399 |
| Impl. dev. charged to patients | $15M | $92.5M | 0.16 | ||
| Medical supplies charged to patient | $14.4M | $9.7M | 1.48 | ||
| Observation beds (non-distinct part | $13.8M | $36.5M | 0.38 | ||
| Vascular lab | $2.6M | $13.1M | $105.5M | 0.12 | 3,418 |
| Respiratory therapy | $3.5M | $9.1M | $114.5M | 0.08 | 1,888 |
| Radiology-therapeutic | $1.1M | $5.8M | $48.4M | 0.12 | 6,982 |
| Wound care | $1.6M | $5.2M | $20.1M | 0.26 | 2,232 |
| Anesthesiology | $117,700 | $4.4M | $66.9M | 0.07 | |
| Ct scan | $1.2M | $4.3M | $202.9M | 0.02 | 1,020 |
| Physical therapy | $1.5M | $3.8M | $11.5M | 0.33 | 1,530 |
| Recovery room | $1.3M | $3.8M | $47.1M | 0.08 | 734 |
| Electrocardiology | $1.2M | $3.1M | $109.3M | 0.03 | 443 |
| Renal dialysis | $2.7M | $26.8M | 0.10 | 85 | |
| Ultra sound | $854,085 | $2.5M | $21.2M | 0.12 | 706 |
| Radioisotope | $374,313 | $2.5M | $8.1M | 0.30 | 735 |
| Endoscopy | $656,347 | $2.4M | $16.2M | 0.15 | 1,384 |
| Intravenous therapy | $2.1M | $58.7M | 0.04 | 213 | |
| Mri | $119,953 | $1.9M | $47.7M | 0.04 | |
| Cardiac rehab | $453,627 | $1.7M | $2.7M | 0.61 | 1,541 |
| Blood storing processing & trans. | $1.5M | $1.3M | 1.10 | 341 | |
| Electroencephalography | $336,248 | $1.2M | $2.8M | 0.43 | 260 |
| Speech pathology | $351,378 | $871,244 | $3.7M | 0.24 | 118 |
| Occupational therapy | $363,920 | $839,075 | $3.8M | 0.22 | |
| Coronavirus | -$1 |
| Department | Salaries | Total cost | Charges | Cost-to-charge | Square feet |
|---|---|---|---|---|---|
| Adults & pediatrics | $45.9M | $135.6M | $472.6M | 0.29 | 38,054 |
| Intensive care unit | $9.7M | $26.6M | $102.9M | 0.26 | 5,498 |
| Department | Salaries | Direct cost | Paid hours | Average hourly wage | Square feet |
|---|---|---|---|---|---|
| Administrative & general | $10.8M | $97.1M | 168,038 | $63.62 | 23,202 |
| Employee benefits department | $377,244 | $73.4M | 13,288 | $28.39 | 1,906 |
| Operation of plant | $1.2M | $12.1M | 36,804 | $33.05 | 15,994 |
| Cap rel costs-bldg & fixt | $8.5M | 184,043 | |||
| Housekeeping | $4.8M | 2,121 | |||
| Cap rel costs-mvble equip | $4.7M | ||||
| Pharmacy | $4.4M | $4.6M | 88,513 | $49.29 | 4,927 |
| Nursing administration | $2.8M | $3.5M | 71,950 | $38.44 | 3,317 |
| Central services & supply | $632,715 | $1.7M | 26,060 | $24.28 | 4,250 |
| Cafeteria | $1.2M | 2,081 | |||
| Laundry & linen service | $923,440 | 1,107 | |||
| Medical records & library | $464,684 | $818,857 | 13,593 | $34.19 | 8,274 |
| Dietary | $771,206 | 3,569 |
Source: CMS cost report (HCRIS, Form 2552-10), report 824462, as submitted. Hospitals report these figures themselves; they are not audited financial statements. Worksheets A, B-1, C Part I and S-3 Part II.
The factors Medicare uses to set what it pays Los Alamitos Medical Center for an inpatient stay.
1.77
Case mix index
Higher than 59% of hospitals paid under Medicare IPPS
Average Medicare DRG weight of its inpatient cases (FY 2027); higher means more complex, costlier care.
No Medicare-funded residents
Teaching status
Medicare-funded interns and residents per bed (FY 2027).
20.8%
Low-income patient share
Disproportionate share percentage: Medicaid and SSI patient days CMS uses for safety-net payments (FY 2027).
1,915
Medicare inpatient stays
Medicare claims CMS based FY 2027 payment rates on.
Urban (metro area)
Location type
Geographic area CMS assigns before any wage index reclassification (FY 2027).
| IPPS fiscal year | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | FY 2026 | FY 2027 |
|---|---|---|---|---|---|---|---|
| Case mix index | 1.64 | 1.64 | 1.86 | 1.78 | 1.82 | 1.71 | 1.77 |
| Wage index | 1.275 | 1.271 | 1.277 | 1.519 | 1.451 | 1.431 | 1.399 |
| Readmissions adjustment | -0.92% | -1.01% | -0.80% | -0.11% | -0.14% | -0.15% | -0.34% |
| Value-based purchasing adjustment | -0.26% | -0.33% | -0.33% | -0.26% | -1.00% | -0.90% | -0.92% |
| Medicare inpatient stays | 2,554 | 2,554 | 2,312 | 2,407 | 2,528 | 2,579 | 1,915 |
Source: CMS IPPS final rule Impact File (FY 2027).
Organizations Los Alamitos Medical Center reports to Medicare as owners or with operational control. 2 individuals also hold ownership interests; they are not listed here.
The Regents Of The University Of California
5% or greater direct ownership interest, 100%, since 2024
University Of California Irvine
Operational/managerial control, 100%, since 2024
Sources: CMS Hospital All Owners, CMS Hospital Change of Ownership.
The officers and board members on Los Alamitos Medical Center's Medicare enrollment and on the IRS Form 990 filed under its tax ID.
Source: CMS Hospital All Owners (PECOS), the people the hospital lists on its Medicare enrollment; the first 5 of 10 are shown.
Accountable care organization (Medicare Shared Savings Program)
UC Irvine Health Accountable Care Organization
ACO A3799, current agreement since 2022. Public reporting page
Source: CMS Shared Savings Program participants, 2026, matched on Los Alamitos Medical Center's legal name.
About Los Alamitos Medical Center's rates and hospital price transparency.
For MRI of the brain, without contrast (CPT 70551), published negotiated rates at Los Alamitos Medical Center range from $387 to $3,399 across 4 insurers. Anthem Blue Cross / Blue Shield of CA's rate is $3,399. The median at nearby comparable hospitals is $405. What a patient pays depends on their plan's deductible, coinsurance and network status.
For CT abdomen and pelvis with contrast (CPT 74177), published negotiated rates at Los Alamitos Medical Center range from $1,286 to $4,167 across 4 insurers. Cigna's rate is $3,947. The median at nearby comparable hospitals is $488. What a patient pays depends on their plan's deductible, coinsurance and network status.
For Colonoscopy with biopsy (CPT 45380), published negotiated rates at Los Alamitos Medical Center range from $2,483 to $3,860 across 4 insurers. Anthem Blue Cross / Blue Shield of CA's rate is $3,515. The median at nearby comparable hospitals is $1,875. What a patient pays depends on their plan's deductible, coinsurance and network status.
For Vaginal delivery, hospital stay (MS-DRG 807), published negotiated rates at Los Alamitos Medical Center range from $9,170 to $21,426 across 4 insurers. UnitedHealthcare's rate is $9,170. What a patient pays depends on their plan's deductible, coinsurance and network status.
For Screening mammography, bilateral (CPT 77067), published negotiated rates at Los Alamitos Medical Center range from $180 to $1,185 across 4 insurers. Aetna's rate is $808. The median at nearby comparable hospitals is $190. What a patient pays depends on their plan's deductible, coinsurance and network status.
Los Alamitos Medical Center has a CMS overall hospital star rating of 1 out of 5 on Medicare Care Compare (CMS data released 2026-08-13). That is the lowest rating, shared by 6% of US hospitals.
CMS reports no Medicare-funded interns or residents at Los Alamitos Medical Center for fiscal year 2027.
Yes. Under the Hospital Readmissions Reduction Program, Medicare cuts Los Alamitos Medical Center's base inpatient payments by an estimated 0.34% in fiscal year 2027 for more readmissions than expected.
In 2024, the most common were septicemia or severe sepsis without mv >96 hours with mcc (209 discharges), heart failure and shock with mcc (103 discharges), respiratory infections and inflammations with mcc (78 discharges).
Los Alamitos Medical Center's Medicare case mix index is 1.77 for fiscal year 2027, higher than 59% of hospitals paid under the inpatient prospective payment system.
Los Alamitos Medical Center reported 8,660 inpatient discharges and 58,756 inpatient days from Jul 1, 2024 to Jun 30, 2025.
Los Alamitos Medical Center reported 1,463 full-time-equivalent employees on payroll from Jul 1, 2024 to Jun 30, 2025.
Los Alamitos Medical Center reported $282.7M in net patient revenue on $3.1B of gross charges for Jul 1, 2024 to Jun 30, 2025, an operating margin of -8.4%, and net income of -$21.4M.
Los Alamitos Medical Center reported $22.1M of unreimbursed and uncompensated care for Jul 1, 2024 to Jun 30, 2025, including $5.5M of charity care at cost.
Los Alamitos Medical Center's Medicare enrollment lists Chad Thurman Lefteris as President And CEO since 2024.
Insurers' price transparency files list Los Alamitos Medical Center under employer identification number 75-2919839 (Los Alamitos Medical Center), and 1 other tax ID. 47 health plans and networks list 75-2919839 for it.
In its Medicare enrollment, Los Alamitos Medical Center reports The Regents Of The University Of California as 5% or greater direct ownership interest (100%).
CMS lists 40 services at Los Alamitos Medical Center, including Acute Renal Dialysis, Anesthesia, Cardiac Catheterization Lab, Cardiac Thoracic Surgery, Chemotherapy, Clinical Laboratory.
In CMS's 2025 Hospital Service Area file, the most Medicare inpatient stays at Los Alamitos Medical Center came from ZIP codes 90740 (484), 90630 (295), 90720 (185).
Los Alamitos Medical Center has 172 beds, including its psychiatric, rehabilitation and other subprovider units, in its latest Medicare cost report. Facility type: Short Term Acute Care Hospital.
Los Alamitos Medical Center is located at 3751 Katella Avenue, Los Alamitos, CA 90720. Its main phone number is (562) 799-3220.
Los Alamitos Medical Center's CMS Certification Number (CCN), also called its Medicare provider number, is 050551.
The National Provider Identifier (NPI) on file for Los Alamitos Medical Center is 1568493922.
Los Alamitos Medical Center is affiliated with Tenet Healthcare Corporation.
Los Alamitos Medical Center lists 35 in-network payers, including Aetna, Ambetter, Ameri Health, Aspirus Health Plan, and is Medicare-certified. Insurance acceptance may vary by plan, so confirm coverage with your insurer or the hospital's billing department.
329 disclosed rate categories. Each shows the payer, category, code type and group with its code range, and contract type, along with how the rate compares with the state average.
Under 45 CFR Part 180, every US hospital must publish a machine-readable file of its standard charges, including gross charges, discounted cash prices and payer-specific negotiated rates, in the CMS template format. PayerPrice can help hospitals publish and maintain these files.
A chargemaster (charge description master, or CDM) is a hospital's master list of billable items, with codes, descriptions and gross charges. A chargemaster review looks at those lines for accuracy and pricing. PayerPrice can help hospitals review their chargemaster; contact us to discuss your needs.
For hospital finance and compliance teams
The data on this page comes from the files hospitals and payers publish. We help hospitals publish theirs correctly, and take a fresh look at their chargemaster.
We turn your chargemaster and payer contracts into the CMS template file, then keep it current as rates change.
{
"description": "MRI of brain (no contrast)",
"code_information": [
{ "code": "611", "type": "RC" },
{ "code": "70551", "type": "CPT" }
],
"standard_charges": [{
"setting": "outpatient",
"minimum": 250,
"maximum": 400,
"gross_charge": 1200,
"discounted_cash": 1080,
"payers_information": [
{
"payer_name": "Platform Health Insurance",
"plan_name": "PPO",
"methodology": "fee schedule",
"standard_charge_dollar": 400
},
{
"payer_name": "Region Health Insurance",
"plan_name": "HMO",
"methodology": "fee schedule",
"standard_charge_dollar": 250
}
]
}]
}Your chargemaster sets the gross charge on every claim, and many payer contracts base payment on it through percent-of-charge, lesser-of and stop-loss terms. We audit it line by line and show how your charges and negotiated rates compare with peer hospitals before your next negotiation.
What a review covers